<?php
/**
 * @package	HikaShop for Joomla!
 * @version	2.0.0
 * @author	hikashop.com
 * @copyright	(C) 2010-2012 HIKARI SOFTWARE. All rights reserved.
 * @license	GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
 */
defined('_JEXEC') or die('Restricted access');
?><?php

$opt='';
$dateFormat='';
if(!isset($this->widget->widget_id)){
	$id='preview';
}else{
	$id=$this->widget->widget_id;
}


$chartType='';
switch($this->widget->widget_params->display){
	case 'line':
		$chartType='LineChart';
		break;
	case 'column':
		$chartType='ColumnChart';
		break;
	case 'area':
		$chartType='AreaChart';
		break;
}


if(isset($this->widget->widget_params->period_compare)){
	switch($this->widget->widget_params->period_compare){
		case 'last_period':
			$opt="hAxis: { format: 'MMM, dd' }";
			break;
		case 'last_year':
			$opt="hAxis: { format: 'MMM, dd' }";
			$dateFormat="var date_formatter = new google.visualization.DateFormat({pattern: 'MMM, d'});
				date_formatter.format(dataTable, 0); ";
			break;
		case 'every_year':
			$date=' - ';
			break;
	}
}

if($this->widget->widget_params->date_group == '%H %j %Y'){
		$opt="hAxis: { format: 'yyyy, MMM d - H:00' }";
		$dateFormat="var date_formatter = new google.visualization.DateFormat({pattern: 'yyyy, MMM d - H:00'});
		date_formatter.format(dataTable, 0); ";
}

$name=$this->widget->widget_params->content;
?>
<script language="JavaScript" type="text/javascript">
	function drawChart(){
	var dataTable = new google.visualization.DataTable();
	dataTable.addColumn('date');
	<?php
	$dates = array();
	$types = array();
	$i= 0;
	$a = 1;
	 foreach($this->widget->elements as $oneResult){
	 	if(empty($oneResult->type)){ continue; }
	 	if(!isset($dates[$oneResult->calculated_date])){
	 		$dates[$oneResult->calculated_date] = $i;
	 		$i++;
	 		echo "dataTable.addRows(1);"."\n";
	 		echo "dataTable.setValue(".$dates[$oneResult->calculated_date].", 0, new Date(".$oneResult->year.", ".(int)$oneResult->month.", ".(int)$oneResult->day.", ".@(int)$oneResult->hour."));";
	 	}
	 	if(!isset($types[$oneResult->type])){
			$types[$oneResult->type] = $a;
			echo "dataTable.addColumn('number','".$oneResult->type."');"."\n";
	 		$a++;
	 	}
		echo "dataTable.setValue(".$dates[$oneResult->calculated_date].", ".$types[$oneResult->type].", ".$oneResult->total.");";
	}

	echo $dateFormat;
	?>


	var vis = new google.visualization.<?php echo $chartType; ?>(document.getElementById('<?php echo 'chart_'.$id; ?>'));
		var options = {
			legend:'right',
			title: 'Orders',
			legendTextStyle: {color:'#333333'},
			<?php echo $opt; ?>
		};
		vis.draw(dataTable, options);

	}

	google.load("visualization", "1", {packages:["corechart"]});
	google.setOnLoadCallback(drawChart);


	</script>
<?php


if(isset($this->edit) && $this->edit){
	$size='width:80%; height:500px;';
}else{
	$size='width: 400px; height: 210px;';
}
?>
<div id="chart_<?php echo $id; ?>" class="chart" style="<?php echo $size; ?> margin:auto;" align="center"></div>
